Use pnpm. Don't use npx or npm on your own — only when they're defined in .mcp.json.
If an MCP server fails to connect (e.g. /mcp shows an error like ENOENT), warn the user about it.
When debugging an issue (e.g. a Sentry event), consider whether the bug is in the library or framework itself. If so, ask before digging in.
If requested, attribute yourself in the commit message body in this format:
Assisted-by: AGENT_NAME:MODEL_VERSION [TOOL1] [TOOL2]